RuggedCom RS900W Switch User Manual


 
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2008 RuggedCom Inc. All rights reserved Rev103
2.5 RS232 Port Wiring
The RS232 port is used for configuring the unit. A straight-through serial cable with a DB-9
connector is required. There is no need to crossover the Transmit and Receive signals from the PC
side since this has been done internally as is shown below.
Figure 8 - RS232 Female DCE pin-out
Pin
Signal
1 No Connection
2 Transmit Data
3 Receive Data
4 No Connection
5 Ground
6 No Connection
7 No Connection
8 No Connection
9 No Connection
Table 2 - RS232 Female DCE pin-out
NOTE: This port is not intended to be a permanent connection and the cable shall be less than 2m
(6.5 ft) in length.